4102220402443 has 4 divisors (see below), whose sum is σ = 4102457638288. Its totient is φ = 4101983166600.

The previous prime is 4102220402407. The next prime is 4102220402459. The reversal of 4102220402443 is 3442040222014.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4102220402443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4102220402243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118591983 + ... + 118626568.

It is an arithmetic number, because the mean of its divisors is an integer number (1025614409572).

Almost surely, 2^{4102220402443} is an apocalyptic number.

4102220402443 is a deficient number, since it is larger than the sum of its proper divisors (237235845).

4102220402443 is a wasteful number, since it uses less digits than its factorization.

4102220402443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237235844.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 4102220402443 its reverse (3442040222014), we get a palindrome (7544260624457).

The spelling of 4102220402443 in words is "four trillion, one hundred two billion, two hundred twenty million, four hundred two thousand, four hundred forty-three".